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$114+ Cheap flights from San Diego

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SAN — GTF
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

What to know about flights from San Diego

Discover essential information about flights departing from San Diego, including flight schedules, destinations, airlines operating at the San Diego airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 22 January 2026.

Good round-trip deal

$371 or less

Good one-way deal

$78 or less
Price to beat on a round-trip flight from San Diego.
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Price to beat on a one-way flight from San Diego.
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Find flights from San Diego

Enter your travel dates to find the best prices.

Cheapest flights from San Diego
Explore the most affordable flight options available from San Diego. Find the lowest fares based on data from user searches, with prices last updated on 22 January 2026.

Tue 21/410:48
SAN
-
BZN
1 stop6h 58m
Alaska Airlines
Sun 26/415:29
BZN
-
SAN
Nonstop2h 43m
Alaska Airlines
Deal found 20/1$255
Wed 22/410:36
SAN
-
BZN
Nonstop2h 47m
Alaska Airlines
Wed 29/415:03
BZN
-
SAN
Nonstop2h 43m
Alaska Airlines
Deal found 20/1$262
Tue 24/206:15
SAN
-
BZN
1 stop6h 53m
Alaska Airlines
Wed 25/211:33
BZN
-
SAN
1 stop6h 13m
Alaska Airlines
Deal found 20/1$277
Wed 1/412:44
SAN
-
BZN
1 stop10h 13m
Alaska Airlines
Wed 8/412:40
BZN
-
SAN
Nonstop2h 52m
Alaska Airlines
Deal found 20/1$284
Tue 21/417:00
SAN
-
BZN
1 stop6h 14m
Delta
Wed 29/405:50
BZN
-
SAN
1 stop8h 38m
Delta
Deal found 20/1$292
Thu 30/406:20
SAN
-
BZN
1 stop5h 10m
United Airlines
Fri 1/513:37
BZN
-
SAN
1 stop7h 25m
United Airlines
Deal found 21/1$295
Mon 20/406:15
SAN
-
BZN
1 stop6h 55m
Alaska Airlines
Wed 29/415:03
BZN
-
SAN
Nonstop2h 43m
Alaska Airlines
Deal found 20/1$299
Fri 20/206:30
SAN
-
BZN
1 stop7h 53m
United Airlines
Tue 24/215:27
BZN
-
SAN
1 stop6h 22m
United Airlines
Deal found 21/1$304
Sun 24/513:35
SAN
-
BZN
1 stop7h 49m
Delta
Thu 28/515:40
BZN
-
SAN
1 stop8h 08m
Delta
Deal found 21/1$312
Fri 24/411:40
SAN
-
BZN
1 stop7h 31m
Delta
Thu 30/407:20
BZN
-
SAN
1 stop6h 29m
Delta
Deal found 20/1$314
Sat 21/215:45
SAN
-
BZN
1 stop6h 05m
Southwest
Tue 24/207:40
BZN
-
SAN
2 stops10h 05m
Southwest
Deal found 20/1$320
Wed 4/306:15
SAN
-
BZN
1 stop6h 53m
Alaska Airlines
Sun 8/307:00
BZN
-
SAN
1 stop7h 20m
Alaska Airlines
Deal found 20/1$321

Find flights from San Diego within your budget

 
Find flights departing from San Diego that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 22 January 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Great Falls

Route

Depart

Return

Price

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sat 21/2

06:15-11:59

1 stop4h 44m

Bozeman Gallatin Field

Tue 24/2

15:27-20:49

1 stop6h 22m

$262

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sat 25/4

10:36-14:23

Nonstop2h 47m

Bozeman Gallatin Field

Wed 29/4

15:03-16:46

Nonstop2h 43m

$262

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Tue 21/4

19:12-00:14

1 stop4h 02m

Bozeman Gallatin Field

Fri 1/5

18:40-23:42

1 stop6h 02m

$292

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sat 9/5

07:00-14:36

1 stop6h 36m

Bozeman Gallatin Field

Sun 17/5

05:45-08:59

1 stop4h 14m

$292

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Tue 24/3

17:01-23:10

1 stop5h 09m

Bozeman Gallatin Field

Sat 28/3

15:19-22:28

1 stop8h 09m

$314

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Wed 4/3

09:40-15:05

1 stop4h 25m

Bozeman Gallatin Field

Mon 9/3

05:25-12:15

2 stops7h 50m

$320

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Tue 24/2

06:15-14:08

1 stop6h 53m

Bozeman Gallatin Field

Wed 25/2

11:33-16:46

1 stop6h 13m

$321

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Wed 25/2

16:45-23:56

1 stop6h 11m

Bozeman Gallatin Field

Mon 2/3

07:00-13:20

1 stop7h 20m

$321

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sat 7/2

17:45-23:17

1 stop4h 32m

Bozeman Gallatin Field

Wed 11/2

18:30-23:48

1 stop6h 18m

$323

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Wed 3/6

19:10-23:59

1 stop3h 49m

Bozeman Gallatin Field

Tue 9/6

05:45-08:59

1 stop4h 14m

$324

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 60 results
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Best time to book a flight from San Diego

Have a flexible travel schedule? Discover the best time to fly from San Diego with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Diego

Get recent, data-driven insights about flights from San Diego including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from San Diego?

Currently, March is the cheapest month in which you can book a flight from San Diego (average of $182). Flying from San Diego in November will prove the most costly (average of $761). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from San Diego?

San Diego offers frequent flights to San Francisco (434 flights per day), Chicago (378 flights per day) and Dallas (289 flights per day).

San Francisco
San Francisco
From $84
Chicago
Chicago
From $107
Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From $78
Denver Intl
Denver Intl
From $3,041

What is the cheapest place to fly to from San Diego?

The cheapest city to fly to from San Diego is Las Vegas Harry Reid Intl, with prices starting at $78. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From $78
San Francisco
San Francisco
From $84
Chicago
Chicago
From $107

Browse thousands of different options on Cheapflights for your next trip

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Related info for your journey

Access useful and relevant information related to your journey from San Diego. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 22 January 2026.

  • What are the most popular destinations to fly to from San Diego?

    For the current month, the most popular flights from San Diego are Boston, Austin, Atlanta. Boston, Chicago, Atlanta are the most popular locations from San Diego year round.

  • What is the cheapest flight from San Diego to anywhere?

    Users have flown out of San Diego for as low as $78 to Las Vegas (prices may vary depending on the airline and departure time). On average, users have booked flights for $1,277 to fly from San Diego.

  • What is the cheapest premium economy flight from San Diego?

    Options for some of the cheapest premium economy flights from San Diego we have found on Cheapflights are as follows:
    Fly from San Diego to London Heathrow Airport starting at $2,721
    Fly from San Diego to Seattle starting at $2,829

  • What is the cheapest first class flight from San Diego?

    If you’re looking to fly first-class from San Diego to anywhere, put Boston on your list as prices start at $1,778 for this destination.

  • What is the cheapest month to fly from San Diego?

    Currently, the cheapest month for flights from San Diego is March. The most expensive month for flights is November. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from San Diego?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Diego. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from San Diego?

    Millions of users choose and trust Cheapflights to book the best flight deals from San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from San Diego with no change fees?

    Cheapflights does show flights with no change fees to all users. To see these options for flights from San Diego, users can toggle the no change fees filter when performing a flight search.

  • Can Cheapflights notify me if prices for flights from San Diego become cheaper?

    Yes! Start tracking prices for flights from San Diego today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Diego?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Diego. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Diego?

Millions of users choose and trust Cheapflights to book the best flight deals from San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from San Diego with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Diego, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from San Diego become cheaper?

Yes! Start tracking prices for flights from San Diego today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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